package com.xgzit.xgzmall.search.service.impl;

import com.alibaba.fastjson.JSON;
import com.sun.media.jfxmedia.logging.Logger;
import com.sun.org.apache.regexp.internal.RE;
import com.xgzit.common.dto.es.SkuEsModel;
import com.xgzit.xgzmall.search.config.XgzmallElasticSearchConfig;
import com.xgzit.xgzmall.search.constant.EsConstant;
import com.xgzit.xgzmall.search.service.ProductSaveService;
import lombok.extern.slf4j.Slf4j;
import org.elasticsearch.action.bulk.BulkItemResponse;
import org.elasticsearch.action.bulk.BulkRequest;
import org.elasticsearch.action.bulk.BulkResponse;
import org.elasticsearch.action.index.IndexRequest;
import org.elasticsearch.client.RestHighLevelClient;
import org.elasticsearch.common.xcontent.XContentType;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.io.IOException;
import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;


/**
 * @Author xgz
 * @Date 2021-04-15 19:32
 */
@Slf4j
@Service
public class ProductSaveServiceImpl implements ProductSaveService {

    /**
     * 操作es的工具
     **/
    @Autowired
    RestHighLevelClient esClient;

    @Override
    public Boolean productStatusUp(List<SkuEsModel> skuEsModels) throws IOException {
        // 将数据保存到es
        // 1、es中建立索引 product  建立好映射关系,见 resources 里面的 product-mapping.json
        // 2、es中保存数据
        BulkRequest bulkRequest = new BulkRequest();
        for (SkuEsModel model : skuEsModels) {
            // 1、构造保存请求
            IndexRequest indexRequest = new IndexRequest(EsConstant.PRODUCT_INDEX);
            indexRequest.id(model.getSkuId().toString());
            String jsonString = JSON.toJSONString(model);
            indexRequest.source(jsonString, XContentType.JSON);
            bulkRequest.add(indexRequest);
        }
        BulkResponse bulk = esClient.bulk(bulkRequest, XgzmallElasticSearchConfig.COMMON_OPTIONS);
        // TODO 如果批量错误，还可以处理
        boolean b = bulk.hasFailures();
        List<String> collect = Arrays.stream(bulk.getItems()).map(BulkItemResponse::getId).collect(Collectors.toList());
        log.info("商品上架完成： {}, 返回数据：{}", collect, bulk.toString());
        return !b;
    }
}
